Here’s more video from Sarah Palin’s interview with Katie Couric — in which Couric asks her to name Supreme Court decisions she disagrees with and she lapses into confounded silence after naming only one, Roe v. Wade.

I realize that the larger thing we should be concerned about is McCain and what sorts of justices he’d nominate as president — because the next president could potentially name up to three, going by the current justices’ ages and chances of retiring.

But it’s worth noting (and being kinda horrified by) the fact that Palin — the person who could be, as the media likes to say, “a heartbeat away” from having the power to shape the direction the high court takes for the next 40 years — can’t extemporaneously name more than one Supreme Court case she disagrees with.

COURIC: What other Supreme Court decisions [than Roe v. Wade] do you disagree with?

PALIN: Well, let’s see. There’s — of course — in the great history of America rulings there have been rulings, that’s never going to be absolute consensus by every American. And there are — those issues, again, like Roe v Wade where I believe are best held on a state level and addressed there. So you know — going through the history of America, there would be others but —

Video/transcript via Ben Smith of The Politico.